<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
  xmlns:android="http://schemas.android.com/apk/res/android"
  android:layout_width="fill_parent"
  android:layout_height="fill_parent"
  android:orientation="vertical"
  android:gravity="center_vertical|center_horizontal">
   <TextView android:scrollbars="vertical" android:id="@+id/calibtext" android:text="" android:layout_width="wrap_content" 
 android:layout_height="wrap_content" android:padding="20dip"/>

</LinearLayout>